Water Disinfection

Lighting the Way to Healthy Environments

Crystal IS, an Asahi Kasei company, is an innovative U.S.-based manufacturer of proprietary, high-performance deep UV (UVC) LEDs. Our products are used for disinfection in a variety of
applications, including healthcare, industrial and point-of-use (POU) water
purification. Crystal IS UVC LEDs are also used in scientific and
industrial instruments to measure the quality of water, air, and biological samples.

The performance and design flexibility that we provide brings new
possibilities for our customers to create products that enhance and sustain
life. Through our partnership with these customers, we are transforming purification
and monitoring processes around the world.